Home / 48,118,090.80-72,177,136.20-15,771,048.60

Finding the Fourth Proportional to 48,118,090.80, 72,177,136.20 and 15,771,048.60

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Solution

The fourth proportional to 48,118,090.80, 72,177,136.20 and 15,771,048.60 is: 23,656,572.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,118,090.80 : 72,177,136.20 = 15,771,048.60 : x
  2. Step 2: Convert to fraction form
    48,118,090.80/72,177,136.20 = 15,771,048.60/x
  3. Step 3: Cross multiply
    48,118,090.80x = 72,177,136.20 × 15,771,048.60
  4. Step 4: Simplify right side
    48,118,090.80x = 1,138,309,122,819,019.25
  5. Step 5: Solve for x
    x = 1,138,309,122,819,019.25/48,118,090.80
  6. Step 6: Final answer
    x = 23,656,572.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.